Hard cover book binding machine



FIG. 1 is a rear view of the hard cover book binding machine accordingto the invention;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof; and,

FIG. 7 is a perspective view taken from the front, right side thereof.

CLAIM The ornamental design for the hard cover book binding machine, asshown and described.